-47.34% is the change from 507 to 267
Calculation steps:
[( 267 - 507 ) ÷ 507] x 100 = -47.34%
Formula
Percentage change = [(267 - 507) / 507] x 100
Subtract the new number by the original number
267 - 507 = -240
-240 ÷ 507 = -0.47337278106508873
-0.47337278106508873 x 100 = -47.34%